TY - GEN AU - Ballock,R T AU - Hajek,P C AU - Byrne,T P AU - Garfin,S R TI - The quality of magnetic resonance imaging, as affected by the composition of the halo orthosis. A brief note SN - 0021-9355 PY - 1989///0426 KW - Aluminum KW - Cervical Vertebrae KW - anatomy & histology KW - Equipment Design KW - Evaluation Studies as Topic KW - Graphite KW - Humans KW - Magnetic Resonance Imaging KW - standards KW - Orthotic Devices KW - Quality Control KW - Stainless Steel KW - Titanium N1 - Publication Type: Comparative Study; Journal Article ER -